Cisco ESR10008 Hardware Installation Guide - Page 21
DC PEM, Table 1-1, DC PEM LEDs, Description - esr 10008
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Page 21 highlights
Chapter 1 Cisco 10008 Router Overview Figure 1-4 DC PEM Cisco 10008 Router Hardware Description 30003 POWER FAULT MISWIRE Table 1-1 DC PEM LEDs LED Power (green) Fault (yellow) Miswire (yellow) Description PEM is powered on and is operational. The PEM is not operating correctly (see the Cisco 10000 Series ESR Troubleshooting Guide). -48V and RTN (+) wires are reversed (see the "Troubleshooting Installation Problems" section on page 4-12). The AC PEM provides power conversion directly from the facility VAC input power (100-240 VAC) to the -48 VDC used internally by the system (Figure 1-5). AC power is delivered to the AC PEM from the VAC connection power cable to the power cord attached to the PEM. Table 1-2 describes the LEDs on the AC PEM. OL-0659-13 Cisco 10008 Router Hardware Installation Guide 1-7
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